
The stack of black plastic cases, some of them sprouting wires, begged the question: What was PJ Conley building at his dining room table? High-tech tackle boxes? Electronic first-aid kits? Something nefarious? “This was actually my original one,” Conley said, grabbing the device he calls the RaspCarry, a protective case with a built-in screen and Bluetooth keyboard designed to hold the Raspberry Pi, a $35 no-frills computer that sells separately. Thanks in large part to the nearly $8,000 Conley raised this winter on Kickstarter, he has built and shipped 150…